Finding the Fourth Proportional to 1,692,842.22, 2,539,302.29 and 413,460.32
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Solution
The fourth proportional to 1,692,842.22, 2,539,302.29 and 413,460.32 is: 620,199.99
Step by Step Solution
- Step 1: Write the proportion equation
1,692,842.22 : 2,539,302.29 = 413,460.32 : x - Step 2: Convert to fraction form
1,692,842.22/2,539,302.29 = 413,460.32/x - Step 3: Cross multiply
1,692,842.22x = 2,539,302.29 × 413,460.32 - Step 4: Simplify right side
1,692,842.22x = 1,049,900,726,512.51 - Step 5: Solve for x
x = 1,049,900,726,512.51/1,692,842.22 - Step 6: Final answer
x = 620,199.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.